Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 36° 90° 42° 45° 36° 90° 42° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following generating plants has the minimum operating cost Hydroelectric plant. Diesel plant. Steam plant. Nuclear plant. Hydroelectric plant. Diesel plant. Steam plant. Nuclear plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 16. 24. 12. 6. 16. 24. 12. 6. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power level of nuclear reactor can be increase by ( K = multiplication factor ) raising the value of K above 1, but later bringing it back to K = 1. lowering the value of K below 1 but later bringing it back to K = 1. raising the value of K above 1 and keeping it at raised value. lowering the value of K below and keeping at that lowered value. raising the value of K above 1, but later bringing it back to K = 1. lowering the value of K below 1 but later bringing it back to K = 1. raising the value of K above 1 and keeping it at raised value. lowering the value of K below and keeping at that lowered value. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? Inter phase faults All of these over current failure of excitation Inter phase faults All of these over current failure of excitation ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 26° and 30° 45° and 26° 30° and 26° 30° and 45° 26° and 30° 45° and 26° 30° and 26° 30° and 45° ANSWER DOWNLOAD EXAMIANS APP
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